20183947252

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{287537}}^1$

素因数の和:287680

約数の個数: 48

約数和(自身を含む): 42509617920

約数和(自身を除く): 22325670668

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 109, 161, 218, 322, 436, 644, 763, 1526, 2507, 3052, 5014, 10028, 17549, 35098, 70196, 287537, 575074, 1150148, 2012759, 4025518, 6613351, 8051036, 13226702, 26453404, 31341533, 46293457, 62683066, 92586914, 125366132, 185173828, 219390731, 438781462, 720855259, 877562924, 1441710518, 2883421036, 5045986813, 10091973626, 20183947252]

約数ペア:

[(1, 20183947252), (2, 10091973626), (4, 5045986813), (7, 2883421036), (14, 1441710518), (23, 877562924), (28, 720855259), (46, 438781462), (92, 219390731), (109, 185173828), (161, 125366132), (218, 92586914), (322, 62683066), (436, 46293457), (644, 31341533), (763, 26453404), (1526, 13226702), (2507, 8051036), (3052, 6613351), (5014, 4025518), (10028, 2012759), (17549, 1150148), (35098, 575074), (70196, 287537)]